Finding the Fourth Proportional to 96,819.30, 145,278.36 and 56,896.02
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Solution
The fourth proportional to 96,819.30, 145,278.36 and 56,896.02 is: 85,373.07
Step by Step Solution
- Step 1: Write the proportion equation
96,819.30 : 145,278.36 = 56,896.02 : x - Step 2: Convert to fraction form
96,819.30/145,278.36 = 56,896.02/x - Step 3: Cross multiply
96,819.30x = 145,278.36 × 56,896.02 - Step 4: Simplify right side
96,819.30x = 8,265,760,476.13 - Step 5: Solve for x
x = 8,265,760,476.13/96,819.30 - Step 6: Final answer
x = 85,373.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.